表層形
思立ち
オモイタチ
動詞
思立ち (オモイタチ)
Omoitachi · おもいたち — to set one's mind on doing, to get the idea of doing, to make up one's mind
Other ways to say “to make up one's mind” in Japanese →
思立ち in rōmaji: omoitachi.
動詞
一般
*
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📝 思い立つ 🔤 五段-タ行 📐 連用形-一般
Updated: 2026年9月28日
📖 Grammar Information
| 表層形 (Surface) |
思立ち
|
|---|---|
| 見出し語 (Lemma) |
思い立つ
|
| 読み (Reading) |
オモイタチ
|
| 品詞 (POS) |
動詞・一般・*・*
|
| 活用型 (Conj. Type) |
五段-タ行
|
| 活用形 (Conj. Form) |
連用形-一般
|
| 表記 (Orthography) |
思立ち
|
| 読み・基本形 |
オモイタツ
|
| 表記・基本形 |
思立つ
|
| 見出し語の読み |
オモイタツ
|
💡 English Meaning
思立ち means “to set one's mind on doing, to get the idea of doing, to make up one's mind” — full definition & examples →
⭐ Dictionary Form
🔗 Other Forms of 思立つ
🃏 Flashcard — Test Yourself
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思立ち
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Reading & Info
オモイタチ
Lemma: 思い立つ
動詞一般**
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⚡ 五段 (Godan/U-verb) Conjugations
| ます形 (Polite) |
思い立ちます
|
| て形 (Te-form) |
思い立って
|
| 過去形 (Past) |
思い立った
|
| 否定形 (Negative) |
思い立たない
|
| 意向形 (Volitional) |
思い立ちましょう
|
| 可能形 (Potential) |
思い立てる
|
| 受身形 (Passive) |
思い立たれる
|
| 使役形 (Causative) |
思い立たせる
|
💡
Did you know · 動詞
動詞 (verbs) come at the end of a Japanese sentence. They conjugate for tense, politeness, negation, and mood — this entry shows the base (dictionary) form.
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❓ About this entry
What is the difference between surface form and lemma? ▼
The surface form (思立ち) is the exact text as it appeared in the corpus — it may be conjugated or inflected. The lemma (思い立つ) is the dictionary base form. For example, 食べた (surface) has the lemma 食べる.
What does the reading (pron) field mean? ▼
The reading shows the pronunciation in hiragana or katakana as recorded by UniDic. For kanji entries this is the standard reading of this specific surface form — which may differ from other readings of the same kanji.
What is UniDic? ▼
UniDic is a comprehensive Japanese lexicon developed by the National Institute for Japanese Language and Linguistics (NINJAL). It provides detailed morphological information for modern Japanese words, used in NLP tools like MeCab.
How do I use the conjugation table? ▼
The table shows the most common inflected forms of this verb. Click any "Copy" button to copy the form. Note: these are generated from the lemma 思い立つ based on its conjugation type (五段-タ行).
How do I save this entry? ▼
Click the ★ save button in the word card above (you need to be logged in). Saved entries appear in your personal Saved Dictionary page for quick review later.